Home / 4,420,989.25-6,631,483.51-1,226,115.39

Finding the Fourth Proportional to 4,420,989.25, 6,631,483.51 and 1,226,115.39

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Solution

The fourth proportional to 4,420,989.25, 6,631,483.51 and 1,226,115.39 is: 1,839,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,989.25 : 6,631,483.51 = 1,226,115.39 : x
  2. Step 2: Convert to fraction form
    4,420,989.25/6,631,483.51 = 1,226,115.39/x
  3. Step 3: Cross multiply
    4,420,989.25x = 6,631,483.51 × 1,226,115.39
  4. Step 4: Simplify right side
    4,420,989.25x = 8,130,963,990,142.22
  5. Step 5: Solve for x
    x = 8,130,963,990,142.22/4,420,989.25
  6. Step 6: Final answer
    x = 1,839,172.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.